Home / 15,552,642.30-23,328,963.45-8,722,203.90

Finding the Fourth Proportional to 15,552,642.30, 23,328,963.45 and 8,722,203.90

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Solution

The fourth proportional to 15,552,642.30, 23,328,963.45 and 8,722,203.90 is: 13,083,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,642.30 : 23,328,963.45 = 8,722,203.90 : x
  2. Step 2: Convert to fraction form
    15,552,642.30/23,328,963.45 = 8,722,203.90/x
  3. Step 3: Cross multiply
    15,552,642.30x = 23,328,963.45 × 8,722,203.90
  4. Step 4: Simplify right side
    15,552,642.30x = 203,479,975,986,547.47
  5. Step 5: Solve for x
    x = 203,479,975,986,547.47/15,552,642.30
  6. Step 6: Final answer
    x = 13,083,305.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.